A daily updated filename extension database!

QDX file extension

The table below provides useful information about the .qdx file extension. It answers questions such as:

  • What is the .qdx file?
  • What program do I need to open a .qdx file?
  • How can the .qdx file be opened, edited or printed?
  • How can I convert .qdx files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ QDesign Audio

QDX file is a QDesign Audio. QDX is an old lossy audio compression format, designed for portable multimedia players with small amount of memory. QDX format also offers DRM info.
Category: Audio files
Application: -
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
QDX aliases:
QDX related links:
QDX related extensions:
MPEG Audio Layer 3 File

Mpeg-1 Audio Layer 2 File

Other types of files may also use the .qdx file extension.

🚫 The .qdx file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

dx, qd, qda, qdc, qdd, qds, qdz, qex, qfx, qsx, qvx, qwx, qx, qxd

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Altera Quartus II Device Package
Windows Directory Query File
OpenDX Data
Deus Ex Map File
DEC DX Document
Oracle Siebel Transaction Data
Quality Window Script
ExpensAble Data
Quick Devis Database
Quexal Source Code

🔴 Can't open a .qdx file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .qdx file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .qdx file extension, write to us!

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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